<!-- 角色打折权限查询 -->
<template>
  <div>
    <el-button-group style="margin-bottom: 10px;">
      <el-button type="primary" icon="el-icon-search" @click="searchHandle">查找</el-button>
      <el-button type="primary" icon="el-icon-delete" @click="searchReset">清空</el-button>
      <el-button v-if="permissions.admin_rolediscount_add" icon="el-icon-plus" type="primary" @click="addOrUpdateHandle()">新增</el-button>
    </el-button-group>
      <el-form inline label-width="100px" @keyup.enter.native="searchHandle()">
        <el-form-item label="角色" prop="roleId">
          <el-select v-model="dataForm.roleId" placeholder="请选择角色">
            <el-option v-for="item in roleOptions" :key="item.value" :label="item.label" :value="item.value"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="折扣下限" prop="discountMin">
          <el-input v-model="dataForm.discountMin" placeholder="折扣下限"></el-input>
        </el-form-item>
        <el-form-item label="折扣上限" prop="discountMax">
          <el-input v-model="dataForm.discountMax" placeholder="折扣上限"></el-input>
        </el-form-item>
      </el-form>

      <div class="avue-crud">
        <el-table :data="dataList" border v-loading="dataListLoading" :max-height="tableHeight">
          <el-table-column prop="roleName" label="角色名称"></el-table-column>
          <el-table-column prop="discount" label="折扣(0-1)"></el-table-column>
          <el-table-column label="操作">
            <template slot-scope="scope">
              <el-button v-if="permissions.admin_rolediscount_edit" type="text" size="small" icon="el-icon-edit" @click="addOrUpdateHandle(scope.row.roleId)">修改</el-button>
              <el-button v-if="permissions.admin_rolediscount_del" type="text" size="small" icon="el-icon-delete" @click="deleteHandle(scope.row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </div>

      <div class="avue-crud__pagination">
        <el-pagination @size-change="sizeChangeHandle" @current-change="currentChangeHandle" :current-page="pageIndex" :page-sizes="[10, 20, 50, 100]" :page-size="pageSize" :total="totalPage" background layout="total, sizes, prev, pager, next"></el-pagination>
      </div>
      <!-- 弹窗, 新增 / 修改 -->
      <table-form v-if="addOrUpdateVisible" ref="addOrUpdate" @refreshDataList="searchHandle"></table-form>
  </div>
</template>

<script>
  import {  mapGetters } from "vuex"
  import { filterParams } from "@/util/tools"
  import { fetchList, delObj } from "@/api/admin/sysrolediscount"
  import { getRoleInfo } from "@/api/admin/role"

  import TableForm from "./rolediscount-form";

  export default {
    data() {
      return {
        dataForm: {
          key: ""
        },
        roleOptions: [],
        dataList: [],
        searchShow: true,
        pageIndex: 1,
        pageSize: 100,
        totalPage: 0,
        dataListLoading: false,
        addOrUpdateVisible: false
      };
    },
    components: {
      TableForm
    },
    created() {
      this.getDataList();
      this.getRoleList();
    },
    computed: {
      ...mapGetters(["permissions"]),
      tableHeight: function(){
        return window.innerHeight - 260
      }
    },
    methods: {
      // 获取数据列表
      getDataList() {
        this.dataListLoading = true;
        fetchList(
          Object.assign({
            current: this.pageIndex,
            size: this.pageSize
          })
        ).then(response => {
          this.dataList = response.data.data.records;
          this.totalPage = response.data.data.total;
        });
        this.dataListLoading = false;
      },
      // 每页数
      sizeChangeHandle(val) {
        this.pageSize = val;
        this.pageIndex = 1;
        this.getDataList();
      },
      // 当前页
      currentChangeHandle(val) {
        this.pageIndex = val;
        this.getDataList();
      },
      // 新增 / 修改
      addOrUpdateHandle(id) {
        this.addOrUpdateVisible = true;
        this.$nextTick(() => {
          this.$refs.addOrUpdate.init(id);
        });
      },
      // 删除
      deleteHandle(id) {
        this.$confirm("是否确认删除ID为" + id, "提示", {
            confirmButtonText: "确定",
            cancelButtonText: "取消",
            type: "warning"
          })
          .then(function() {
            return delObj(id);
          })
          .then(data => {
            this.$message.success("删除成功");
            this.getDataList();
          });
      },
      searchHandle() {
        let params1 = filterParams(this.dataForm);
        let params2 = {
          current: this.pageIndex,
          size: this.pageSize
        };
        fetchList(Object.assign(params2, params1)).then(response => {
          this.dataList = response.data.data.records;
          this.totalPage = response.data.data.total;
        });
      },
      // 搜索清空
      searchReset() {
        this.$refs.searchForm.resetFields();
      },
      handleSearchShow() {
        this.searchShow = !this.searchShow;
      },
      /**
       * 刷新回调
       */
      refreshChange() {
        this.getDataList(this.page);
      },

      getRoleList() {
        getRoleInfo().then(response => {
          let result = response.data.data;
          let list = [];
          result.forEach(item => {
            list.push({
              value: item.roleId,
              label: item.roleName
            });
          });
          this.roleOptions = list;
        });
      }
    }
  };
</script>
